2.12% is the change from 189 to 193
Calculation steps:
[( 193 - 189 ) ÷ 189] x 100 = 2.12%
Formula
Percentage change = [(193 - 189) / 189] x 100
Subtract the new number by the original number
193 - 189 = 4
4 ÷ 189 = 0.021164021164021163
0.021164021164021163 x 100 = 2.12%